H104

Location: Curdie Vale

Australian Soil Classification: Semi-aquic PODSOL
General Landscape Description: Very Gently Undulating Plain; Sand Plain
Site Description: Plain Depression; Very Gently Undulating (2%)
Vegetation: Pasture
Geology: Neogene Sediments, Quaternary Sediments

H104 landscape image

Soil Profile Morphology:

Surface Soil

A11	0-15 cm	Black (10YR2/1); loamy sand; moderate medium polyhedral structure; rough ped fabric; firm consistence, dry; pH 4.0; clear change to:	H104 Profile
A12/A2	15-35 cm	Very dark grey (2.5Y3/1); heavy sand; weak medium polyhedral structure; rough ped fabric; very weak consistence, dry; pH 4.0; clear change to:
Subsoil
Bhs1	35-50 cm	Very dark grey (2.5Y3/1); coarse sandy loam; apedal (massive) structure; earthy fabric; weak to firm consistence, dry; common coarse gravelly ferro-organic nodules; continuous earthy pan; pH 4.5; abrupt change to:
Bhs2	50-65 cm	Brown (10YR.5/3); many medium distinct dark yellowish brown (10YR4/6) and very dark brown (10YR2/2) mottles; coarse sandy loam; apedal (massive) structure; earthy fabric; firm consistence, moist; many coarse gravelly ferruginous nodules; discontinuous pan; pH 4.5; clear change to:
B31	65-85 cm	Light brownish grey (10YR6/2) common medium distinct dark yellowish brown (10YR4/6) mottles; clay loam, sandy; weak to moderate medium polyhedral parting to strong fine angular blocky structure; smooth ped fabric; firm consistence, moist; pH 4.5; gradual change to:
B32	85-100 cm	Light grey (10YR6/1); many coarse prominent strong brown (7.5YR4/6) mottles; medium heavy clay; weak to moderate medium polyhedral parting to strong fine angular blocky structure; smooth ped fabric; firm consistence, moist; pH 4.0.

Chemical Properties of Upper 10 cm:

Depth (cm)	pH (water)	pH (CaCl₂)	EC dS/m	Exchangeable Cations				Total Carbon %	Total Nitrogen %	Organic Matter %	Available Aluminium mg/kg	Available Potassium (Skene K) mg/kg	Phosphorous (Olsen P) mg/kg	Available Sulphur mg/kg	Phosphorous Buffering Index
				Ca	Mg	K	Na
				meq/100g
0-10	4.6	4.0	0.1	7.5	1.1	0.19	0.23	13	0.82	27	43	65	32	6	66

Physical Properties of Upper 10 cm:

Depth (cm)	Bulk Density kg/L	Volumetric Water				Dispersion				Slaking
		At Saturation pF0 mL/100mL	Near Saturation pF1.0 mL/100mL	Field Capacity pF2.0 mL/100mL	Wilting Point pF4.2 mL/100mL	Dry		Remoulded
						2 Hour	20 Hour	2 Hour	20 Hour
0-10	0.86	63.1	57.8	40.2	20.8	Nil	Nil	Nil	Nil	Water Stable

Profile Described By: David Rees, October 2006.

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